Telecoms Infrastructure and Network Build is Mainline the original sector of focus, as established back in 1999 as TESL (Telecom Eireann Services Limited). We initially focused on the Telecoms markets in Ireland and the UK, and quickly became a significant supplier of services to both Eircom (now Eir) and BT.

Within Mainline’s Telecoms Division our highly qualified engineers have extensive knowledge of both fixed and wireless networks. Our services cover copper, fibre, poling, wireless, repair and provision of service.

Below are examples of some of the projects we have undertaken.

Sample Projects

Mainline completed a project to deliver 50 repeater site solutions throughout Ireland on a turnkey basis including planning, design and network integration.

Mainline installed over 2,800 Wi-Fi hotspots for Eir nationwide. Working together with our Client from conception stage, we agreed a pricing structure based on an open-book approach, and developed an in-house IT app based Job Management System (JMS) solution, with a Web access portal which enabled Eir to receive live progress updates and reports.

Mainline is the sole provider of repair, maintenance and coin collection services for over 1,000 payphone units and internet terminals nationally. We have worked diligently with our Client since 2008 to repeatedly deliver innovative and cost saving solutions in challenging market.

Mainline previously supplied circa €20 million per annum of access network services to Eir. As part of this contract, we successfully delivered services across all network components, from underground to kerbside to overhead.

Mainline previously provided a design, build and maintenance fibre ducting service to E-net, as part of the Government’s national fibre broadband network roll-out in Ireland.

Mainline has undertaken numerous projects nationally for ESB Telecoms as part of the ESBT Framework for underground network maintenance & extension. To date we have completed over 15 projects nationwide, involving the construction of underground ducting, access chambers, as well as the installation of fibre optic cable, splicing, termination and testing.

Mainline has installed, jointed and tested hundreds of kilometres of fibre work on numerous windfarms. We have installed significant volumes of fibre in Dublin and Cork Airports, both landside and airside. The following are some windfarm examples:

  • Hastkullen Windfarm – Sweden (150km)
  • Ballycumber Windfarm Grid and Collector (29km)
  • Tullahennel Windfarm (15km)
  • Meenadreen Windfarm (30km)
  • Knocknalour Windfarm to Crory 220kV Substation (12km)
  • Gortahile Windfarm to Carlow 38kV Substation (18km)
  • Dromdiveen Windfarm to Glenlara 110 kV Substation (19km)
  • Garrycummer Windfarm to Cauteen 110 kV Substation (17km)
  • Gibbet Hill WF to Crory 220kV Substation (14km)
  • Grouse Lodge Windfarm to Rathkeale 110kV Substation (6km)
  • Bawnmore (1&2) Windfarm to Macroom 110kV Substation (10km)
  • Boggeragh Windfarm to Glashavoon 220kV Substation (8km)
  • Ballyvane Windfarm to Ballylickey 110kV Substation (25km)
  • Knockwarriage Windfarm to Trien 110kV Substation (33km)
  • Letterfrack Windfarm to Salthill110kV Substation (20km)
  • Ballybeagh Windfarm Thurles to Blanchfield 38kV Substation (26km)
  • Cordal to Scartaglin 38kV Grid Connection (12km)
  • Tullanamoyle II and III 20kV Grid Connection (8km)
  • Ballycumber Windfarm Kilmagig to Mangans 38kV Substation (27km)

Mainline completed MSAN (Multi Service Access Node) installations at more than 40 sites as part of the local loop unbundling programme for Smart Telecom and Eir. The Scope included Soft Switch Exchange installation, testing and commissioning, as well as technical support.

We have provided a fully managed Site Acquisition process, from Site ID, Terms Negotiation, to Final Agreement, for a number of Site operators including Cignal (Cellnex) and Shared Access.

Mainline provides transmission design engineers to Vodafone, working on various network upgrade and maintenance projects at Vodafone’s HQ in Dublin. We also previously managed and configured Vodafone’s femtocell product “Sure Signal” and carried out drive testing of the Vodafone network following various network configurations.

Via our Connect2Fi business (and Mainline Wireless before that), we have installed over 10,000 Wi-Fi access points in Ireland the UK across the Hospitality, Leisure, Office, Health, and Education sectors.